Matter
Measurement
Motion
Molecules
Miscellaneous
100
Name the four states of matter.
solid, liquid, gas, plasma
100
Which of the following depends on gravity?
A. mass
B. weight
C. volume
D. density
B. weight
100
Name the two forms of mechanical energy.
Which type of energy does a rolling bowling ball have?
kinetic energy and potential energy
kinetic
100
___________ are made of one type of atom, while ___________ are made of more than one type of atom. (compound / element)
element, compound
100
Why are scientists investing millions of dollars into the Large Hadron Collider?
They are investigating dark matter to determine the origins of the universe.
200
Matter is defined as anything that
A. occupies space and has mass
B. can be seen and has density
C. is organic and uniform
D. responds to gravity and has color
A. occupies space and has mass
200
Which of the following would measure the mass of an object?
A. a triple beam balance
B. a spring scale
C. a graduated cylinder
A. a triple beam balance
200
Name two forces involved in a mudslide.
friction, gravity, shear
200
Milk is a...
A. mixture
B. pure substance
C. element
D. all of the above
A. mixture
200
True or False: Energy cannot be transformed, only created or destroyed.
False
300
Give an example of a chemical change.
wood burning
iron rusting
vinegar and baking soda reacting
300
A _______ can be used to measure thermal energy.
thermometer
300
What force is most important to a geologist?
gravity
300
Draw a model atom and label a proton, electron, and neutron.
BONUS: What part of the atom is gained or lost to form ions?
electrons
300
What does the Greek word "atomos" mean?
"indivisible"
400
_________ is the change from a solid to a gas, while __________ is the change from a gas to a solid.
(deposition, sublimation)
BONUS: Give an example of sublimation.
sublimation, deposition
BONUS: Dry ice "melting"
400
A chemist measures out a specific amount of liquid in a graduated cylinder. What property of the liquid are they measuring?
BONUS: Why could this technique not be used with a gas or a solid?
the volume
BONUS: a gas does not have a constant volume, and a solid will not change its shape to fit the graduated cylinder
400
_______ energy is due to movement of particles within an object, while _______ energy is due to the vibration of air molecules around an object. (thermal, sound)
thermal, sound
400
A repeating, 3D pattern of atoms is known as a _________.
crystal
400
A physical change alters the _________ of a substance, a chemical change alters the ___________ in a substance, and a nuclear change alters the __________ of the substance.
(subatomic structure, state or shape, chemical bonds)
state or shape, chemical bonds, subatomic structure
500
What is required for the force of gravity to exist?
two objects with mass must be in proximity to each other
500
How would you calculate the density of an object?
divide the object's mass by its volume
500
_______ is the flow of thermal energy from a hot object to a cold object.
heat
500
Nuclear ________ is the combining of two atomic nuclei, while nuclear _______ is the division of two atomic nuclei. (fission, fusion)
fusion, fission
500
Which weighs more: a ton of bricks or a ton of feathers?
Neither! They both weigh a ton :)